63 lines
1.4 KiB
Rust
63 lines
1.4 KiB
Rust
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use std::{fmt, io, path::PathBuf};
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use crate::misc::And;
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pub enum SearchError {
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MultipleCandidates {
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candidates: Vec<PathBuf>,
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},
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Io {
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directory: PathBuf,
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io_error: io::Error,
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},
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NotFound,
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}
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impl fmt::Display for SearchError {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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match self {
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SearchError::Io {
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directory,
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io_error,
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} => write!(
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f,
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"I/O error reading directory `{}`: {}",
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directory.display(),
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io_error
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),
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SearchError::MultipleCandidates { candidates } => write!(
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f,
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"Multiple candidate justfiles found in `{}`: {}",
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candidates[0].parent().unwrap().display(),
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And(
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&candidates
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.iter()
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.map(|candidate| format!("`{}`", candidate.file_name().unwrap().to_string_lossy()))
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.collect::<Vec<String>>()
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),
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),
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SearchError::NotFound => write!(f, "No justfile found"),
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn multiple_candidates_formatting() {
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let error = SearchError::MultipleCandidates {
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candidates: vec![
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PathBuf::from("/foo/justfile"),
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PathBuf::from("/foo/JUSTFILE"),
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],
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};
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assert_eq!(
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error.to_string(),
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"Multiple candidate justfiles found in `/foo`: `justfile` and `JUSTFILE`"
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)
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}
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}
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